Quote:
Originally Posted by bertoni
A drop of 3 dKH (from 9.5 dKH to 6.5 dKH) corresponds to about a 22 ppm drop in calcium, which is close to our testing limits. There are some processes that will consume alkalinity but not calcium, though:
http://reefkeeping.com/issues/2004-12/rhf/index.htm |
Isnt it close to ~54ppm. 1 dKH alk is ~17ppm CO3- . With 1-1 consumption, wouldn't it be 53 ppm CO3- and 53ppm Ca.